Ask Question, Ask an Expert


Ask DBMS Expert

Home >> DBMS

Answer all the problems.

1) describe file organization? Name all the file organization techniques. Make a detailed comparison among all the file organization techniques.   

2) What are the functions related with role of the database administrator? How does data dictionary help a database administrator?           

3) Define following terms.                                  

 (i) Inverted list.

(ii) Referential integrity.

(iii) Foreign key.

(iv) Transaction.

(v) Candidate key.                           

4) Compare and contrast the following.                            

(i) Primary indices and Secondary indices.

(ii) Centralized DBMS and Distributed DBMS.

(iii) B tree and B+ tree.

(iv) Data replication and data Fragmentation.

(v) Procedural and non procedural DMLs.           

5) Describe normalization. prepare the conditions under which relation requires to be normalized to 2NF and 3NF with the help of an ex.

6) Project handling organization has persons identified by PER – ID and a LAST – NAME. Persons are assigned to departments identified by DEP – NAME. Persons work on projects and each project has a PROJ – ID and a PROJ – BUDGET. Each project is managed by one department and the department might manage many projects. But the person might work on only some (or none) of the projects in his or her departments. Identify entities and relationship for this organization and construct an E – R diagram.

7) Describe the role of hashing function in direct file organization.   

8) Consider following tables in database:

    Employee (Emp_No, skill, Pay_Rate)

    Duty Allocation (Posting_No, Emp_No, day, shifts)

prepare SQL statements for performing the following tasks:

(i) Retrieve shift details for employee named “Vijay”.

(ii) Get a count of different employees on each shift.

DBMS, Programming

  • Category:- DBMS
  • Reference No.:- M92314

Have any Question? 

Related Questions in DBMS

Lab modifying a database design in visiothis assignment

Lab: Modifying a Database Design in Visio This assignment contains two Sections: Visio Diagram and Design Summary. You must submit both sections as separate files in order to complete this assignment. Use "Appendix A: De ...

Oracle databaseusing the schema you developed in homework 1

Oracle Database Using the Schema you developed in Homework 1 for your e-Commerce project, design and implement a Virtual Private Database that limits database access. Your design should be based on two of your columns an ...

Data analysis assignment- apriori analysis and cluster

Data Analysis assignment- ApriorI analysis and Cluster analysis CLUSTER ANALYSIS The purpose of this assignment is to demonstrate steps performed in a K-Means Cluster analysis. Review the "k-MEANS CLUSTERING ALGORITHM" s ...

Assignment business rules for sam symthes

Assignment: Business Rules for Sam Symthe's Database Overview Sam Smyth is an expert puppy trainer. His specialty is training troubled puppies to behave for their owners. The name of his business is Sam Smythe's Kennel f ...

A task descriptionoverviewyour task is to create and test a

A. Task Description Overview Your task is to create and test a database in MySQL using PhpMyAdmin. You are provided with a scenario and supporting documents, describing the requirements that Southern Cross University may ...

Virtualization fundamentalsunit 3 research projectwrite an

Virtualization Fundamentals Unit 3 Research Project Write an overview of *any two* of the following topics. Each overview should be between one half and one full page long. You should use a minimum of two sources for eac ...

Assignmentthis must be your own unique work you cannot have

Assignment THIS MUST BE YOUR OWN UNIQUE WORK: you cannot have the exact same table as another student and you cannot turn in something you find online!Your work will be checked against a plagiarism database. The format m ...

Ngocbo database projectthe purpose of this project is to

NGO/CBO Database Project The purpose of this project is to build a database to store and retrieve basic information on NGOs/CBOs collected through a questionnaire given in the Appendix. Database Specifications In view of ...

Discussion questionsdatabase programs are used to store and

Discussion Questions Database programs are used to store and to retain data for a variety of applications, and are often used in conjunction with Web content to deliver dynamic Web pages. Please respond to all of the fol ...

Taskoverview of business casealive amp boating aampb is a

Task Overview of business case: Alive & Boating (A&B) is a small start­up company that sells small boats in Wagga. A&B keeps its models in several showrooms across the city. At this stage customers cannot view the availa ...

  • 4,153,160 Questions Asked
  • 13,132 Experts
  • 2,558,936 Questions Answered

Ask Experts for help!!

Looking for Assignment Help?

Start excelling in your Courses, Get help with Assignment

Write us your full requirement for evaluation and you will receive response within 20 minutes turnaround time.

Ask Now Help with Problems, Get a Best Answer

WalMart Identification of theory and critical discussion

Drawing on the prescribed text and/or relevant academic literature, produce a paper which discusses the nature of group

Section onea in an atwood machine suppose two objects of

SECTION ONE (a) In an Atwood Machine, suppose two objects of unequal mass are hung vertically over a frictionless

Part 1you work in hr for a company that operates a factory

Part 1: You work in HR for a company that operates a factory manufacturing fiberglass. There are several hundred empl

Details on advanced accounting paperthis paper is intended

DETAILS ON ADVANCED ACCOUNTING PAPER This paper is intended for students to apply the theoretical knowledge around ac

Create a provider database and related reports and queries

Create a provider database and related reports and queries to capture contact information for potential PC component pro